NO. 1 SEALE : REPORT ON FISHES 45 



Melichthys radula (Solander) 



One from Cocos Island, February 3, 1932. Length 215 mm. Color 

 jet black with a narrow bluish white line at base of dorsal and anal. 



Tetraodontidae Puffers 



Sphoeroides angusticeps (Jenyns) 



One from Espiritu Santo Island, Mexico, February 18, 1932. Length 

 229 mm. Distinguished by the small white spots over the body. 



Sphoeroides lagocephalus (Linnaeus) 



One from Tagus Cove, Albemarle Island, Galapagos, January 5, 

 1932. Length 355 mm. 



Cheilichthys annulatus (Jenyns) 



One from Tenacatita, Mexico, December 10, 1931. Length 69 mm. 

 Two from Bahia Honda, Panama, December 21, 1931. Length 189-223 

 mm. Three from Post Office Bay, Charles Island, Galapagos, January 3, 

 1932. Length 78-220 mm. One from Port Culebra, Costa Rica, Febru- 

 ary 24, 1934. Length 43 mm. One from Petatlan Bay, Mexico, March 4, 

 1934. Length 23 mm. Color greenish above, white below, the back 

 marked by dark lines into large rings or spots. 



Canthigasteridae Sharp-nosed Puffers 



Canthigaster punctatissimus (Giinther) 



One from Espiritu Santo Island, Mexico, February 23, 1932. Length 

 66 mm. One from Chatham Island, Galapagos, December 31, 1931. 

 Length 64 mm. One from Tower Island, Galapagos, Januaiy 22, 1932. 

 Length 52 mm. One from Petatlan Bay, Mexico, March 3, 1934. Length 

 21 mm. Back elevated, snout long and sharp. Color grayish with round 

 whitish spots on the sides. 



Diodontidae Porcupine Fish 



Diodon hystrix Linnaeus 



One from Sihuatanejo, Mexico, December 11, 1931. Length 289 mm. 



Diodon holacanthiis Linnaevis 



One from Espiritu Santo Island, Mexico, February 23, 1932. Length 

 139 mm. In this species the frontal spines are longer than the postpectoral 



